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Sunni

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Top Questions
17 votes

Various proofs of Hardy's inequality

inequality asked Jun 9, 2011 at 23:04
math.stackexchange.com

16 votes

Cauchy-Schwarz inequality and Hölder's inequality

inequality asked Jul 2, 2011 at 19:50
math.stackexchange.com

14 votes

Proof of Pinsker's inequality.

analysis probability-theory inequality information-theory asked Apr 4, 2012 at 13:03
math.stackexchange.com

13 votes

How to show determinant of a specific matrix is nonnegative

matrices asked May 13, 2011 at 17:28
math.stackexchange.com

12 votes

How to prove Halmos’s Inequality

functional-analysis inequality hilbert-spaces operator-theory banach-algebras asked Aug 14, 2011 at 15:58
math.stackexchange.com

11 votes

invertible $\{0, 1\}$ matrix

linear-algebra asked Mar 30, 2012 at 13:37
math.stackexchange.com

9 votes

A question on Gram matrix

matrices asked Sep 13, 2011 at 2:38
math.stackexchange.com

8 votes

Multiplicity of eigenvalues

linear-algebra asked Apr 23, 2012 at 19:39
math.stackexchange.com

8 votes

An algebra of nilpotent linear transformations is triangularizable

linear-algebra asked Apr 19, 2012 at 1:00
math.stackexchange.com

7 votes

How to show a complex number inequality

inequality complex-numbers asked Jun 5, 2011 at 16:52
math.stackexchange.com

1 2 next

Top Answers
31
Is it true that $\lvert \sin z \rvert \leq 1$ for all $z\in \mathbb{C}$?
math.stackexchange.com

18
Is A diagonalizable?
math.stackexchange.com

15
Is $T$ singular or nonsingular for $T(A)=AB - BA$?
math.stackexchange.com

11
Reference request: is mathematics discovered or created?
math.stackexchange.com

9
Cauchy-Schwarz inequality and three-letter identities (exercise 1.4 from "The Cauchy-Schwarz Master Class")
math.stackexchange.com

8
If $A,B$ are $n \times n$ complex matrices, then is it possible that $ABA-BAB =I$?
math.stackexchange.com

7
Any good Graduate Level linear algebra textbook for practice/problem solving?
math.stackexchange.com

6
eigenvalues of certain block matrices
math.stackexchange.com

6
Where to publish short notes?
math.stackexchange.com

6
Evaluating $\lim\limits_{x\to 0}(1+x)^{1/x}$?
math.stackexchange.com

5
How to Derive a Double Angle Identity.
math.stackexchange.com


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